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''' import functools import io import sys import time import traceback import unittest import xml.etree.ElementTree as ET from datetime import datetime class RegressionTestResult(unittest.TextTestResult): separator1 = '=' * 70 + '\n' separator2 = '-' * 70 + '\n' def __init__(self, stream, descriptions, verbosity): super().__init__(stream=stream, descriptions=descriptions, verbosity=0) self.buffer = True self.__suite = ET.Element('testsuite') self.__suite.set('start', datetime.utcnow().isoformat(' ')) self.__e = None self.__start_time = None self.__results = [] self.__verbose = bool(verbosity) @classmethod def __getId(cls, test): try: test_id = test.id except AttributeError: return str(test) try: return test_id() except TypeError: return str(test_id) return repr(test) def startTest(self, test): super().startTest(test) self.__e = e = ET.SubElement(self.__suite, 'testcase') self.__start_time = time.perf_counter() if self.__verbose: self.stream.write(f'{self.getDescription(test)} ... ') self.stream.flush() def _add_result(self, test, capture=False, **args): e = self.__e self.__e = None if e is None: return e.set('name', args.pop('name', self.__getId(test))) e.set('status', args.pop('status', 'run')) e.set('result', args.pop('result', 'completed')) if self.__start_time: e.set('time', f'{time.perf_counter() - self.__start_time:0.6f}') if capture: if self._stdout_buffer is not None: stdout = self._stdout_buffer.getvalue().rstrip() ET.SubElement(e, 'system-out').text = stdout if self._stderr_buffer is not None: stderr = self._stderr_buffer.getvalue().rstrip() ET.SubElement(e, 'system-err').text = stderr for k, v in args.items(): if not k or not v: continue e2 = ET.SubElement(e, k) if hasattr(v, 'items'): for k2, v2 in v.items(): if k2: e2.set(k2, str(v2)) else: e2.text = str(v2) else: e2.text = str(v) def __write(self, c, word): if self.__verbose: self.stream.write(f'{word}\n') @classmethod def __makeErrorDict(cls, err_type, err_value, err_tb): if isinstance(err_type, type): if err_type.__module__ == 'builtins': typename = err_type.__name__ else: typename = f'{err_type.__module__}.{err_type.__name__}' else: typename = repr(err_type) msg = traceback.format_exception(err_type, err_value, None) tb = traceback.format_exception(err_type, err_value, err_tb) return { 'type': typename, 'message': ''.join(msg), '': ''.join(tb), } def addError(self, test, err): self._add_result(test, True, error=self.__makeErrorDict(*err)) super().addError(test, err) self.__write('E', 'ERROR') def addExpectedFailure(self, test, err): self._add_result(test, True, output=self.__makeErrorDict(*err)) super().addExpectedFailure(test, err) self.__write('x', 'expected failure') def addFailure(self, test, err): self._add_result(test, True, failure=self.__makeErrorDict(*err)) super().addFailure(test, err) self.__write('F', 'FAIL') def addSkip(self, test, reason): self._add_result(test, skipped=reason) super().addSkip(test, reason) self.__write('S', f'skipped {reason!r}') def addSuccess(self, test): self._add_result(test) super().addSuccess(test) self.__write('.', 'ok') def addUnexpectedSuccess(self, test): self._add_result(test, outcome='UNEXPECTED_SUCCESS') super().addUnexpectedSuccess(test) self.__write('u', 'unexpected success') def printErrors(self): if self.__verbose: self.stream.write('\n') self.printErrorList('ERROR', self.errors) self.printErrorList('FAIL', self.failures) def printErrorList(self, flavor, errors): for test, err in errors: self.stream.write(self.separator1) self.stream.write(f'{flavor}: {self.getDescription(test)}\n') self.stream.write(self.separator2) self.stream.write('%s\n' % err) def get_xml_element(self): e = self.__suite e.set('tests', str(self.testsRun)) e.set('errors', str(len(self.errors))) e.set('failures', str(len(self.failures))) return e class QuietRegressionTestRunner: def __init__(self, stream, buffer=False): self.result = RegressionTestResult(stream, None, 0) self.result.buffer = buffer def run(self, test): test(self.result) return self.result def get_test_runner_class(verbosity, buffer=False): if verbosity: return functools.partial(unittest.TextTestRunner, resultclass=RegressionTestResult, buffer=buffer, verbosity=verbosity) return functools.partial(QuietRegressionTestRunner, buffer=buffer) def get_test_runner(stream, verbosity, capture_output=False): return get_test_runner_class(verbosity, capture_output)(stream) if __name__ == '__main__': class TestTests(unittest.TestCase): def test_pass(self): pass def test_pass_slow(self): time.sleep(1.0) def test_fail(self): print('stdout', file=sys.stdout) print('stderr', file=sys.stderr) self.fail('failure message') def test_error(self): print('stdout', file=sys.stdout) print('stderr', file=sys.stderr) raise RuntimeError('error message') suite = unittest.TestSuite() suite.addTest(unittest.makeSuite(TestTests)) stream = io.StringIO() runner_cls = get_test_runner_class(sum(a == '-v' for a in sys.argv)) runner = runner_cls(sys.stdout) result = runner.run(suite) print('Output:', stream.getvalue()) print('XML: ', end='') for s in ET.tostringlist(result.get_xml_element()): print(s.decode(), end='') print()